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Learn Vedic astrology, in plain words

Short, honest guides to the parts of Vedic astrology people ask about most, starting with the 27 lunar mansions. Every position comes from our own chart engine, tested against Swiss Ephemeris. Twenty-Seven is an AI astrologer: it treats the planets as clocks, not controllers, and makes no predictions.

Twenty-Seven · Updated October 5, 2026 · Written with AI help. Positions come from our own chart engine, checked against Swiss Ephemeris.

Calculators

• Nakshatra calculator

  Find your birth star (janma nakshatra), its pada and your Vedic Moon sign from your birth date, time and place. Don't know your birth time? It shows both possible nakshatras and when the Moon crossed.

• Sidereal sign calculator

  See your Western (tropical) and Vedic (sidereal) signs side by side: Sun, Moon, rising sign and every planet, plus your atmakaraka. From your birth date, time and place.

Start here

• Why is my sign different in Vedic astrology?

  Your Vedic sign is usually one sign earlier because Vedic astrology measures the zodiac against the stars, which sit about 24.2° away from the Western, season-based zodiac in 2026. Here's the math, the dates, and which sign means what.

• Sidereal vs tropical: which zodiac is right?

  Tropical astrology ties the signs to the seasons; sidereal (Vedic) astrology ties them to the stars. They are 24°13′ apart in 2026. Which is right, what the ayanamsa is, and how to choose.

• Moon nakshatra meaning: your birth star

  Your Moon nakshatra (janma nakshatra, birth star) is the 13°20′ lunar mansion the Moon was in when you were born. What it means, why the Moon, how padas and dashas follow from it, and all 27 at a glance.

• Atmakaraka: your soul planet, explained

  Your atmakaraka is the planet at the highest degree within its sign in your Vedic chart: the 'soul indicator' of Jaimini astrology. How to find it, what each planet means as atmakaraka, and the darakaraka.

• Saturn return in Vedic astrology

  The Vedic view of the Saturn return: Saturn's 29.5-year sidereal lap, why Vedic astrologers time it by whole signs, how it differs from the Western return, and how it relates to sade sati. With dates from our chart engine.

The nakshatras

One page per lunar mansion, with its stars, myth, padas and ruling planet. More are on the way.

• Rohini nakshatra

  Rohini nakshatra explained: 10°–23°20′ sidereal Taurus, ruled by the Moon, deity Prajapati, symbol the ox cart, star Aldebaran. Meaning, myth, the four padas and what a Rohini Moon is about.

• Mula nakshatra

  Mula nakshatra explained: 0°–13°20′ sidereal Sagittarius, ruled by Ketu, deity Nirriti, symbol tied roots, stars at the Scorpion’s tail. Meaning, myth, the four padas and what a Mula Moon is about.

• Ashlesha nakshatra

  Ashlesha nakshatra explained: 16°40′–30° sidereal Cancer, ruled by Mercury, deities the Nagas, symbol a coiled serpent, stars the head of Hydra. Meaning, myth, the four padas and what an Ashlesha Moon is about.

• Anuradha nakshatra

  Anuradha nakshatra explained: 3°20′–16°40′ sidereal Scorpio, ruled by Saturn, deity Mitra, symbol a lotus, stars the Scorpion’s head. Meaning, myth, the four padas and what an Anuradha Moon is about.

• Ardra nakshatra

  Ardra nakshatra explained: 6°40′–20° sidereal Gemini, ruled by Rahu, deity Rudra the storm god, symbol a teardrop, star Betelgeuse. Meaning, myth, the four padas and what an Ardra Moon is about.

• Chitra nakshatra

  Chitra nakshatra explained: 23°20′ Virgo to 6°40′ Libra (sidereal), ruled by Mars, deity Vishvakarma, symbol a bright jewel, star Spica. Meaning, myth, the four padas and what a Chitra Moon is about.

• Krittika nakshatra

  Krittika nakshatra explained: 26°40′ Aries to 10° Taurus (sidereal), ruled by the Sun, deity Agni, symbol a razor or flame, stars the Pleiades. Meaning, myth, the four padas and what a Krittika Moon is about.

How these pages are made: written with AI help, from classical sources (the Taittiriya Brahmana’s list of nakshatra powers, the Jaimini Sutras, standard deity lore) and the same mansion notes Twenty-Seven’s astrologer reads from. Every degree, date and table is worked out by our chart engine. Updated October 5, 2026.